Specifies details of the screw threads used to assemble heads, i.d. fittings, on bicycle fork steering columns. The basic thread profile is that of ISO 68; the tolerance grades and tolerance positions are in accordance with ISO 965-1; the gauging system is that specified in ISO 1502. These threads are interchangeable with the corresponding B.S.C. thread.
PUBLISHED
ISO 8488:1986
90.60
Close of review
Jun 5, 2023